15857928

素因数分解:

$2^3\times 3^2\times {\mathrm{257}}^1\times {\mathrm{857}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 43165980

約数和(自身を除く): 27308052

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 257, 514, 771, 857, 1028, 1542, 1714, 2056, 2313, 2571, 3084, 3428, 4626, 5142, 6168, 6856, 7713, 9252, 10284, 15426, 18504, 20568, 30852, 61704, 220249, 440498, 660747, 880996, 1321494, 1761992, 1982241, 2642988, 3964482, 5285976, 7928964, 15857928]

約数ペア:

[(1, 15857928), (2, 7928964), (3, 5285976), (4, 3964482), (6, 2642988), (8, 1982241), (9, 1761992), (12, 1321494), (18, 880996), (24, 660747), (36, 440498), (72, 220249), (257, 61704), (514, 30852), (771, 20568), (857, 18504), (1028, 15426), (1542, 10284), (1714, 9252), (2056, 7713), (2313, 6856), (2571, 6168), (3084, 5142), (3428, 4626)]